Clinsects are the largest group of arthropods.
C! There are over 800,000 different types of insects.
Cl insects are very adaptable, living almost everywhere in the world.
Clcommon insects include the ﬂy, beetle, butterfly, moth, dragonﬂy,
bee, wasp and praying mantis.
Ciinsects have an exoskeleton that covers their entire body.
D An insect‘s body consists of 3 parts: the head, thorax and
ClThe insect's head has a pair of antennae, and a pair of compound
Clcompound eyes are different from human eyes which have a single
lens for each eye.
Clcompound eyes have many lenses for each eye.
CJFor example, the fly has about 4,000 lenses in a single eye
Ci This provides them with very good eyesight.
E]The thorax contains the legs for walking, swimming, jumping or
EJThe thorax may also have wings for ﬂying.
CI The abdomen contains many body organs, such as the heart,
respiratory system, digestive system and reproductive system.
E'. ]The insect‘s hard, exoskeleton makes it difficult for the insect to
grow and get larger.
E] This is because the exoskeleton can't grow and get larger.
El Many insects must molt in order to grow.
D Molting is the process where an insect sheds it outer skeleton.
it wriggles out of this old skin, and a new, larger exoskeleton